Khanal, B. ., I. B. . Haque, S. . Joshi, K. . Bhandari, and R. . Joshi. “The Perception of Third Molar Amongst Dentists: A Cognitive Study”. International Journal of Emerging Trends in Science and Technology, vol. 6, no. 08, Aug. 2019, pp. 6841-3, http://ijetst.in/index.php/ijetst/article/view/1445.